1) Ass 2) Boob 3) Bozo 4) Dope 5) Dunce 6) Fool 7) Idiot 8) Ignoramus 9) Lamebrain 10) Lug 11) Ninny 12) Oaf 13) Sap 14) Schmo 15) Simp 1) Black-bellied plover 2) Blockhead 3) Dolt or rockfish 
Chucklehead is an American funk band from Boston, Massachusetts. Formed in 1988, the band reached the height of their popularity in the mid-1990s through constant touring and their lavish theme-based live shows. Chucklehead disbanded in 1997 following the release of their final album Belly Up. After a 17-year hiatus the band reunited in 2013 and i...
• (n.) A person with a large head; a numskull; a dunce.
Chuc'kle·head` noun A person with a large head; a numskull; a dunce. [ Low] Knowles. 
Chucklehead is American slang for a foolish, silly or eccentric person.
a stupid person; blockhead.